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BayRS Version 14.00Part No. 308651-14.00 Rev 00September 19994401 Great America ParkwaySanta Clara, CA 95054Configuring XNS Services

308651-14.00 Rev 00xi PrefaceThis guide describes the Xerox Networking System (XNS) protocol and what you do to start and customize XNS services on a

Configuring XNS Servicesxii308651-14.00 Rev 00Text ConventionsThis guide uses the following text conventions:bold textIndicates command names and opti

Preface308651-14.00 Rev 00xiii AcronymsThis guide uses the following acronyms:AUI Attachment Unit InterfaceBootP Bootstrap ProtocolBRI Basic Rate Inte

Configuring XNS Servicesxiv308651-14.00 Rev 00Hard-Copy Technical ManualsYou can print selected technical manuals and release notes free, directly fro

Preface308651-14.00 Rev 00xv How to Get HelpIf you purchased a service contract for your Nortel Networks product from a distributor or authorized rese

308651-14.00 Rev 001-1 Chapter 1XNS OverviewThis chapter provides information on the Nortel Networks implementation of the Xerox Networking System (XN

Configuring XNS Services1-2308651-14.00 Rev 00XNS Protocol StackXNS was developed at the Xerox Palo Alto Research Center (PARC). Its layered architect

XNS Overview308651-14.00 Rev 001-3 • Level 2 protocols provide for the exchange of routing information between routers, handle the sequencing of packe

ii308651-14.00 Rev 00 Copyright © 1999 Nortel NetworksAll rights reserved. Printed in the USA. September 1999.The information in this document is subj

Configuring XNS Services1-4308651-14.00 Rev 00Level 1Nortel Networks implements Internetwork Datagram Protocol (IDP), the only XNS Level 1 protocol. I

XNS Overview308651-14.00 Rev 001-5 • The address of the next-hop node to which packets destined for that network will be forwardedRouters maintain RIP

Configuring XNS Services1-6308651-14.00 Rev 00To limit traffic, RIP broadcasts are limited to a router’s immediate segments and are not forwarded by r

XNS Overview308651-14.00 Rev 001-7 Echo ProtocolThe Echo Protocol is a Level 2 protocol. It provides a relatively simple means to verify the existence

Configuring XNS Services1-8308651-14.00 Rev 00Sequenced Packet ProtocolThe Sequenced Packet Protocol (SPP) is a Level 2 protocol. It supports the reli

XNS Overview308651-14.00 Rev 001-9 When you enable external server support on a particular XNS interface, you specify the service request type to be r

Configuring XNS Services1-10308651-14.00 Rev 00Figure 1-2. Static Route in a Sample NetworkParametersNext hop networkNext hop host524Target networkSta

XNS Overview308651-14.00 Rev 001-11 Adjacent HostsAn adjacent host is a network device that is local to a directly connected network. This device may

Configuring XNS Services1-12308651-14.00 Rev 00Figure 1-3. Static Adjacent Host in a Sample Network404 (0x194)403 (0x193)Generic XNS routerHost ID 6Ge

XNS Overview308651-14.00 Rev 001-13 Configurable Split HorizonThe purpose of the Split Horizon algorithm is to prevent circular routes and reduce netw

308651-14.00 Rev 00iiiNortel Networks NA Inc. Software License AgreementNOTICE: Please carefully read this license agreement before copying or using t

Configuring XNS Services1-14308651-14.00 Rev 00A non-fully meshed network is a WAN in which one or more nodes do not have logically direct connections

308651-14.00 Rev 002-1 Chapter 2XNS Configuration NotesRefer to this chapter when you are configuring the following XNS services:• XNS without RIP• XN

Configuring XNS Services2-2308651-14.00 Rev 00Configuring a MAC Address on a Token Ring InterfaceAny physical interface (such as LANCE, ILACC, and FSI

308651-14.00 Rev 003-1 Chapter 3Enabling XNS ServicesThis chapter describes how to enable XNS services. It assumes you have read Configuring and Manag

Configuring XNS Services3-2308651-14.00 Rev 00Enabling XNS ServicesYou enable XNS services from the XNS Configuration window (Figure 3-1). Refer to th

Enabling XNS Services308651-14.00 Rev 003-3 Parameter: Base Host Number Path: Configuration Manager > Link or Net Module > WAN protocol > XN

Configuring XNS Services3-4308651-14.00 Rev 00 Parameter: Configure RIP Path: Configuration Manager > Link or Net Module > WAN protocol > XNS

308651-14.00 Rev 004-1 Chapter 4Editing XNS ParametersRefer to this chapter when you are using Site Manager to• Access XNS parameters• Edit XNS global

Configuring XNS Services4-2308651-14.00 Rev 00The Technician Interface allows you to modify parameters by issuing set and commit commands with the MIB

Editing XNS Parameters308651-14.00 Rev 004-3 Editing XNS Global ParametersTo edit XNS Global parameters, begin at the Configuration Manager window (Fi

iv308651-14.00 Rev 00for the security of its own data and information and for maintaining adequate procedures apart from the Software to reconstruct

Configuring XNS Services4-4308651-14.00 Rev 00 Parameter: Enable Path: Configuration Manager > Protocols > XNS > Global Default: Enable Optio

Editing XNS Parameters308651-14.00 Rev 004-5 Parameter: Host Number Path: Configuration Manager > Protocols > XNS > Global Default: The Conf

Configuring XNS Services4-6308651-14.00 Rev 00Editing XNS Interface ParametersAny XNS interface you add to a Token Ring circuit acquires from the syst

Editing XNS Parameters308651-14.00 Rev 004-7 The reference for each interface in the list appears in the form network address, circuit namewhere• The

Configuring XNS Services4-8308651-14.00 Rev 00 Parameter: Cost Path: Configuration Manager > Protocols > XNS > Interfaces Default: 0 (for ea

Editing XNS Parameters308651-14.00 Rev 004-9 Parameter: MAC Address Path: Configuration Manager > Protocols > XNS > Interfaces Default: None

Configuring XNS Services4-10308651-14.00 Rev 00 Parameter: External Server Path: Configuration Manager > Protocols > XNS > Interfaces Default

Editing XNS Parameters308651-14.00 Rev 004-11 Parameter: Ext Serv Host ID Path: Configuration Manager > Protocols > XNS > Interfaces Default

Configuring XNS Services4-12308651-14.00 Rev 00 Parameter: Ext Serv Socket Num Path: Configuration Manager > Protocols > XNS > Interfaces Def

Editing XNS Parameters308651-14.00 Rev 004-13 Parameter: WAN Multicast Path: Configuration Manager > Protocols > XNS > Interfaces Default: f

308651-14.00 Rev 00vContents PrefaceBefore You Begin ...

Configuring XNS Services4-14308651-14.00 Rev 00Editing RIP Interface ParametersIf you enable RIP on an XNS interface, you can edit its RIP parameters

Editing XNS Parameters308651-14.00 Rev 004-15 2.Select the interface you want to edit by clicking on the appropriate entry in the list of RIP interfac

Configuring XNS Services4-16308651-14.00 Rev 00 Parameter: Listen Path: Configuration Manager > Protocols > XNS > RIP Interfaces Default: Ena

Editing XNS Parameters308651-14.00 Rev 004-17 Figure 4-5. XNS Adjacent Hosts Window

Configuring XNS Services4-18308651-14.00 Rev 00Adding an Adjacent Host To add an adjacent host, begin from the XNS Adjacent Hosts window (Figure 4-5):

Editing XNS Parameters308651-14.00 Rev 004-19 A description of the parameters in the Adjacent Host Configuration window follows. Parameter: Target Hos

Configuring XNS Services4-20308651-14.00 Rev 00 Parameter: DLCI (hex) Path: Configuration Manager > Protocols > XNS > Adjacent Hosts Default:

Editing XNS Parameters308651-14.00 Rev 004-21 Parameter: Enable Path: Configuration Manager > Protocols > XNS > Adjacent Hosts Default: The

Configuring XNS Services4-22308651-14.00 Rev 00 Parameter: DLCI Path: Configuration Manager > Protocols > XNS > Adjacent Hosts Default: None

Editing XNS Parameters308651-14.00 Rev 004-23 The sections that follow show you how to add, edit, and delete XNS static routes in a Nortel Networks ro

vi308651-14.00 Rev 00Chapter 3 Enabling XNS ServicesEnabling XNS on an Interface ...

Configuring XNS Services4-24308651-14.00 Rev 00Adding a Static RouteTo add a static route, begin at the XNS Static Routes window (Figure 4-7):1.Click

Editing XNS Parameters308651-14.00 Rev 004-25 Parameter: Target Network (hex) Path: Configuration Manager > Protocols > XNS > Static Routes

Configuring XNS Services4-26308651-14.00 Rev 003.Click on Apply to save your changes.4.Click on Done to exit the XNS Static Routes window.A descriptio

Editing XNS Parameters308651-14.00 Rev 004-27 Parameter: Next Hop Host Path: Configuration Manager > Protocols > XNS > Static Routes Default

Configuring XNS Services4-28308651-14.00 Rev 00Deleting XNS from a RouterTo delete XNS from the node, begin at the Configuration Manager window (refer

308651-14.00 Rev 00A-1 Appendix ASite Manager Default SettingsTables A-1 to A-5 describe the Site Manager default parameter settings for the Xerox Net

Configuring XNS ServicesA-2308651-14.00 Rev 00WAN Broadcast ffffffWAN Multicast ffffffSplit Horizon Algorithm EnableTable A-3. XNS RIP Interface Para

Site Manager Default Settings308651-14.00 Rev 00A-3 Next Hop Interface NoneDLCI NoneTable A-5. XNS Static Route Parameters (continued) Parameter Defau

308651-14.00 Rev 00Index-1Aacronyms, xiiiadjacent host parameters, 4-16adjacent hosts, 1-11adding, 4-18deleting, 4-22editing, 4-20Bbroadcasts, 1-6Ccon

308651-14.00 Rev 00viiFiguresFigure 1-1. Comparison of OSI and XNS Protocol Stacks ...1-2Figure 1-2. Static Rout

Index-2308651-14.00 Rev 00editing global, 4-3editing RIP interface, 4-13editing static route, 4-22globalHost Number, 4-5interfaceChecksum on, 4-8Cost,

308651-14.00 Rev 00Index-3WWAN, 1-6, 1-11, 2-1Broadcast, 4-12Multicast, 4-13XXerox Network Systemssee XNSXNS, 1-1accessing parameters, 4-2adjacent hos

308651-14.00 Rev 00ixTablesTable 1-1. XNS Error Protocol Numbers ..................1-7Table A-1. XNS